Answer: Water
Explanation: I don't see any graph attached, but water has a boiling point of 100C, which is where it would become gas, or water vapor. 0C is the freezing point of water, where it would become ice. Since 50C is in the middle, it would be considered liquid.
Answer:
The balanced chemical equation is given as:
Explanation:
During the balancing of the chemical reaction, balance all the atoms of every atoms except oxygen element.
There are 2 nitrogen atoms on both sides. Nitrogen atom is balanced.
There are 4 hydrogen atoms on left side and 2 hydrogen atom on right side.Write 2 in front of to balance the hydrogen atoms.
Now ,see the number of oxygen atoms on both sides. Here on both sides oxygen atoms oxygen atom are same.
So, write 2 in front of , 2 in front of and 4 in front of .
All the atoms of all each and every element is balanced in the chemical equation.
Answer:
3.141592653589793236 the numbers of pie.
Also yes her model correctly shows.
What could be correct about her model is that all substances are different properties of the stating substance and also all substances match.
Answer: C... Because Zinc is made of only one type of atoms.
Explanation: All elements are made of one type of atom. Pure gold is made out of only gold atoms, silver out of only silver atoms, etc.
Answer: 18
Explanation:
18 because that is the max